<template>
    <div class="spec-preview">
      <!-- 使用放大镜插件 -->

      <!-- high-url：放大镜对应的大图 -->
      <!-- <vue-photo-zoom-pro
        :out-zoomer="true"
        :width="200"
        :height="200"
        :high-url="imgUrl || srcUrl"
      > -->
        <!-- src：图片url -->
        <!-- <img class="zoom-img" :src="imgUrl || srcUrl" />
      </vue-photo-zoom-pro> -->
    </div>

</template>

<script>
// import vuePhotoZoomPro from "vue-photo-zoom-pro";
// import "vue-photo-zoom-pro/dist/style/vue-photo-zoom-pro.css";
export default {
  name: "Zoom",
  props: ["srcUrl"],
  data() {
    return {
      imgUrl: "",
    };
  },
  mounted() {
    // 给总线绑定事件，用于接收新的图片地址
    this.$bus.$on("get-slide", (value) => {
      this.imgUrl = value;
    });
  },
  // 解绑总线上的事件
  beforeDestroy() {
    this.$bus.$off("get-slide");
  },
};
</script>

<style lang="less">
.spec-preview {
  position: relative;
  width: 400px;
  height: 400px;
  border: 1px solid #ccc;

  img {
    width: 100%;
    height: 100%;
  }

  .event {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 998;
  }

  .mask {
    width: 50%;
    height: 50%;
    background-color: rgba(0, 255, 0, 0.3);
    position: absolute;
    left: 0;
    top: 0;
    display: none;
  }

  .big {
    width: 100%;
    height: 100%;
    position: absolute;
    top: -1px;
    left: 100%;
    border: 1px solid #aaa;
    overflow: hidden;
    z-index: 998;
    display: none;
    background: white;

    img {
      width: 200%;
      max-width: 200%;
      height: 200%;
      position: absolute;
      left: 0;
      top: 0;
    }
  }

  .event:hover ~ .mask,
  .event:hover ~ .big {
    display: block;
  }
}
</style>
